first lady michelle obama followed tradition, along with her daughters and puppies, and send the gift of an 18.5-foot tall douglas fir from a tree farm in leighton, pennsylvania. >> the best part of the holiday season. check it out. >> reporter: presidents and first ladies have been welcoming christmas trees the white house for more than a century. delivering gift of greenery for the historic blue room from the national christmas tree association became a bona fied trapped commission 1966, one welcomed by every first couple from the reagans to the obamas. and every year, the delivery happens with much anticipation and a crowd of media with snapping cameras and extended microphones. but this year, a moment perhaps like most any american family. >> so, what do you think? >> love it. >> all right. we will keep it. >> in washington, aaron gilchrist, news4. >>> here is look at the holiday decorations inside the white house now. the first lady hosted military families for the first viewing of this year's christmas display, but one little girl whose parents work in alexandria, virginia, stol